[Soal1]discount_policy_keith's_sheet_music

// Khisby Al Ghofari, 06.2017.1.06852, Kelas B
#include <iostream>

using namespace std;

int main()
{
    int menu,total,discount,total_discount,after_discount,sales_tax,total_price  ;
    cout << "\n==============================================\n";
    cout << "Welcome To \n";
    cout << "Application discount policy Keith's Sheet Music\n";
    cout << "================================================\n \n";

    cout << "Select menu: \n";
    cout << "1. Theacher \n";
    cout << "2. Non-Theacher \n";

    cout << "\n\nInput the number of menu : ";
    cin >> menu;

    cout << "Input total purchases : $";
    cin >> total;

    if(menu == 1){
        if(total >= 100){
            discount= 12;
        }else{
            discount= 10;
        }

        total_discount = total*discount/100;
        after_discount = total-total_discount;
        sales_tax = after_discount*5/100;
        total_price = after_discount-sales_tax;


        cout << "\n\n\Total purchases \t\t $" << total << "\n";
        cout << "Theacher's discount ("<< discount << "%) \t " << total_discount << "\n";
        cout << "Discounted total \t\t " << after_discount << "\n";
        cout << "Sales Tax (5%) \t\t\t " << sales_tax << "\n";
        cout << "Total \t\t\t\t $" << total_price << "\n\n";
    }else if(menu == 2){
        sales_tax = total*5/100;
        total_price = total-sales_tax;
        cout << "\n\nTotal purchases \t $" << total << "\n";
        cout << "Sales Tax (5%) \t\t " << sales_tax << "\n";
        cout << "Total \t\t\t $" << total_price << "\n\n";
    }else{
        cout << "Your input is invalid";
    }

}